209747139 is an odd 9-digits composite number following 209747138
and preceding 209747140 . In scientific notation, it is written as 2.09747139 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 112804992 positive integers (up to 209747139) that are relatively prime to 209747139.
209747139 has 8 divisors, whose sum is 232661088
The reverse of 209747139 is 931747902
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
two hundred nine million seven hundred forty-seven thousand one hundred thirty-nine
Scientific notation
2.09747139 × 10^8
Engineering notation
2.09747139 × 10^6
Prime Factorization
21 × 17 × 587527
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
209747139
Product of the distinct prime numbers
The prime factorization of 209747139 is 21 × 17 × 587527.
Since it has a total of 3 prime factors.
4 , 3 , 41 , 59 , 598 , 310 , 2149 , 8794 , 51673 , 90860 , 47063 , 737087 , 317216 , 5176638 , 60896792 , 85800380 , 632352527 , 527517956 , 3761959786 , 7214331324
n×2
419494278
n×3
629241417
n×4
838988556
n×5
1048735695
n÷2
104873569.5
n÷3
69915713
n÷3
52436784.75
n÷5
41949427.8
n2
43993862318685321
n3
9.2275867549042E+24
n4
1.9354599217154E+33
n5
4.0595718122898E+41
2 √n
14482.649584934
3 √n
594.15353024437
4 √n
120.34388054627
5 √n
46.167803104311
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-209747138
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
1
Returns the nth root of the product of n divisors
H
Harmonic Mean
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 209747139 can be divided by 8 positive divisors.
The sum of these divisors (counting 209747139) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100100000000111110011000011
3
Ternary
112121200020222120
4
Quaternary
30200013303003
5
Quinary
412143402024
6
Senary
32451335323
8
Octal
1440076303
10
Decimal
209747139
12
Duodecimal
5a2b1543
16
Hexadecimal
c807cc3
20
Vigesimal
35ai7gj
36
Base36
3gvlxf
md5
ca6f28d220f80513dea49e3fae149480
sha1
e39b533484bb336a09864b5ffe5d271a5f74bbfb
sha256
800d708eb7dc452882b142ed28e6372298d138c73a62f8257e389bbd292a1214
sha512
dba21eb154abf0bcb9204cd57e02248a5156134e5395d860c76d1ae2272049091e5889344185fba008057927ab372e302235dfb52514d5490479443b0bcfdc6a
ripemd-160
d5e49b7300e8d55709aed558639845368be86ebe
Diameter
419494278
Circumference
1317880141.9878
Area
1.3821079466342E+17
Volume
3.8652425012759E+25
Surface area
5.5284317865369E+17
Circumference
1317880141.9878
Perimeter
838988556
Area
43993862318685321
Diagonal
296627248.64275
Surface area
263963173912111926
Volume
9.2275867549042E+24
Space diagonal
363292701.49021
Perimeter
629241417
Area
1.9049901189288E+16
Altitude
181646350.74511
Surface area
1.9049901189288E+16
Volume
1.0874815280633E+24
Height
98875749.547585